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Full text of "Alaskan glacier studies of the National Geographic Society in the Yakutat Bay, Prince William Sound and lower Copper River regions"

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PLATE XCVII
A.    DEBRIS CONE ON THE FRONTAL MARGIN or VALDEZ GLACIER Photograph, August 18, 1909.
B.   WESTERN MARGIN OP COLUMBIA GLACIER (ON LEFT).   AUGUST 23, 1909